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Groundwater levels for the Nation

! Important: Next Generation Monitoring Location Page

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USGS 400433075394801 CH 4179

Chester County, Pennsylvania
Hydrologic Unit Code 02040203
Latitude  40°04'33", Longitude  75°39'48" NAD27
Land-surface elevation 500 feet above NGVD29
This well is completed in the Piedmont and Blue Ridge crystalline-rock aquifers (N400PDMBRX) national aquifer.
This well is completed in the Graphitic Gneiss, Amphibolite Facies (400GPCGA) local aquifer.
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Graph of groundwater level data at USGS 400433075394801 CH 4179
Breaks in the plot represent a gap of at least one year between field measurements.
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